Directions: After each of the following words, there are four other words marked A, B, C, and D with some of their letters underlined. Choose the one that has the same pronunciation as the given one. 1. cute A. lump B. chubby C. robust D. venue 2. testify A. youthful B. notify C. royal D. needy

一、选择题：1[（3）（4）] 2[D] 3[C] 4[B] 二、填空题： 1、13·6eV；n=5

1.3 (1)AB (2)c (3)c+B (4)0

Using architecture Models to Understand Policy Impacts ncreas cost B-TOS Policy increases Swarm of small sats.3 launch probability doing observation Utility for mu of success

一、 投票悖论 1、 三个不同的公共品供给水平：A、B、C 2、三个消费者：偏好序

习题 习题1已知:轮0半径质量分别为m1B,质量分布在轮缘上;均 质轮C半径质量分别为2R2,纯滚动,初始静止,M为常力偶

1) (a)Study DC motors, (b) Servo motors 2) Study Stepping Motors 3) Study open-loop and closed-loop control 4) Control methods – I) Proportional feedback control – II) PID (proportional-integral-derivative) control

1.离子电迁移率的单位可以表示成:a)ms-1(b)ms-v-1()m2s-1.v-1()s-1

一、单项选择题。(共16分,每小题2分) 1.数学式子sin30°写成VB表达式是() ()Sin30(b)sin(30)()sin(3°)(D)Sin(30*3.14/180)

初三英语：9BU3-2 Reading：The world is in danger9B U3 reading 课件